Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9217248 | Column assembly for use in building foundation systems and methods of assembling same | Wayne A. Knepp, John H. Leesman | 2015-12-22 |
| 8347571 | Structural column with footing stilt | Dave Fehr, Wayne A. Knepp | 2013-01-08 |
| 8347584 | Structural column with footing stilt | Dave Fehr, Wayne A. Knepp | 2013-01-08 |
| 7980034 | Structural column with footing stilt background of the invention | Dave Fehr, Wayne A. Knepp | 2011-07-19 |
| D613429 | Metal panel | Wayne A. Knepp, John Brazil, Verne D. Voth | 2010-04-06 |
| 7574841 | Method of erecting a wall having a vertically adjustable hinged support column | Wayne A. Knepp, Tim Wetterhus, Don Ferguson, Dave Fehr, John Gleason | 2009-08-18 |
| 7343713 | Hinged support column | Wayne A. Knepp, Tim Wetterhus, Don Ferguson, Dave Fehr, John Gleason | 2008-03-18 |